Financial Data Resulting from Transactions with Related Parties, Balance Sheet Data (Detail) (USD $) In Millions, unless otherwise specified	Dec. 28, 2012		Dec. 30, 2011
Related Party Transaction [Line Items]
Current assets-accounts and notes receivable	$ 1,028	[1]	$ 875	[1]
Contract acquisition costs and other	1,115	[1]	846	[1]
Equity and cost method investments	216	[1]	265	[1]
Notes receivable	242		382
Deferred taxes, net asset	950		1,145
Current liabilities:
Other	(459)	[1]	(491)	[1]
Other long-term liabilities	(898)	[1]	(883)	[1]
Related Party Transactions
Related Party Transaction [Line Items]
Current assets-accounts and notes receivable	18		12
Contract acquisition costs and other	21		28
Equity and cost method investments	195		234
Notes receivable	0		2
Deferred taxes, net asset	17		16
Other	20		13
Current liabilities:
Other	(2)		(6)
Other long-term liabilities	$ (2)		$ (30)

[1] See Footnote No. 19, "Related Party Transactions," to our Consolidated Financial Statements for disclosure of related party amounts.